EP1536143A4 - Inducer, and inducer-equipped pump - Google Patents

Inducer, and inducer-equipped pump

Info

Publication number
EP1536143A4
EP1536143A4 EP03764135A EP03764135A EP1536143A4 EP 1536143 A4 EP1536143 A4 EP 1536143A4 EP 03764135 A EP03764135 A EP 03764135A EP 03764135 A EP03764135 A EP 03764135A EP 1536143 A4 EP1536143 A4 EP 1536143A4
Authority
EP
European Patent Office
Prior art keywords
inducer
equipped pump
pump
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP03764135A
Other languages
German (de)
French (fr)
Other versions
EP1536143A1 (en
EP1536143B1 (en
Inventor
Kosuke Ashihara
Akira Goto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ebara Corp
Original Assignee
Ebara Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ebara Corp filed Critical Ebara Corp
Publication of EP1536143A1 publication Critical patent/EP1536143A1/en
Publication of EP1536143A4 publication Critical patent/EP1536143A4/en
Application granted granted Critical
Publication of EP1536143B1 publication Critical patent/EP1536143B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/2261—Rotors specially for centrifugal pumps with special measures
    • F04D29/2277—Rotors specially for centrifugal pumps with special measures for increasing NPSH or dealing with liquids near boiling-point

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP03764135.4A 2002-07-12 2003-07-07 Inducer, and inducer-equipped pump Expired - Lifetime EP1536143B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2002204734 2002-07-12
JP2002204734 2002-07-12
PCT/JP2003/008605 WO2004007970A1 (en) 2002-07-12 2003-07-07 Inducer, and inducer-equipped pump

Publications (3)

Publication Number Publication Date
EP1536143A1 EP1536143A1 (en) 2005-06-01
EP1536143A4 true EP1536143A4 (en) 2010-12-01
EP1536143B1 EP1536143B1 (en) 2015-06-24

Family

ID=30112734

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03764135.4A Expired - Lifetime EP1536143B1 (en) 2002-07-12 2003-07-07 Inducer, and inducer-equipped pump

Country Status (6)

Country Link
US (1) US7207767B2 (en)
EP (1) EP1536143B1 (en)
JP (1) JP4436248B2 (en)
CN (1) CN100338366C (en)
AU (1) AU2003244214A1 (en)
WO (1) WO2004007970A1 (en)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105782110B (en) 2007-05-21 2018-07-17 伟尔矿物澳大利亚私人有限公司 The improvement of pump and the related improvement with pump
CA2701277A1 (en) * 2007-10-03 2009-04-09 Lawrence Pumps Inc. Inducer comminutor
ES2620178T3 (en) * 2009-05-06 2017-06-27 Curtiss-Wright Electro-Mechanical Corporation Gas-tolerant underwater pump.
JP5338470B2 (en) * 2009-05-12 2013-11-13 株式会社Ｉｈｉ Inducer device
US8550771B2 (en) * 2009-08-03 2013-10-08 Ebara International Corporation Inducer for centrifugal pump
WO2011017372A1 (en) * 2009-08-03 2011-02-10 Ebara International Corporation Multi-stage inducer for centrifugal pumps
US8506236B2 (en) * 2009-08-03 2013-08-13 Ebara International Corporation Counter rotation inducer housing
US9631622B2 (en) 2009-10-09 2017-04-25 Ebara International Corporation Inducer for centrifugal pump
US20110116934A1 (en) * 2009-11-16 2011-05-19 Meng Sen Y Pumping element design
JP5684390B2 (en) * 2010-09-10 2015-03-11 エアロジェット ロケットダイン オブ ディーイー，インコーポレイテッド Pump material design
US9163516B2 (en) * 2011-11-14 2015-10-20 Concepts Eti, Inc. Fluid movement system and method for determining impeller blade angles for use therewith
KR101968372B1 (en) 2012-01-18 2019-08-13 가부시키가이샤 에바라 세이사꾸쇼 Inducer
CN102678617B (en) * 2012-05-18 2015-06-10 江苏大学 Inducer designing method based on centrifugal pump
US9574562B2 (en) * 2013-08-07 2017-02-21 General Electric Company System and apparatus for pumping a multiphase fluid
CN106573186A (en) * 2014-06-17 2017-04-19 J·W·施莱法斯 Concentrator and crystallizer evaporation system
WO2017047110A1 (en) 2015-09-14 2017-03-23 株式会社Ihi Inducer and pump
CN105257588B (en) * 2015-11-05 2017-10-20 江苏大学 A kind of non-straightedge vane mixed-flow pump of front and rear cover plate
US20190345955A1 (en) * 2018-05-10 2019-11-14 Mp Pumps Inc. Impeller pump
JP7140030B2 (en) * 2019-03-28 2022-09-21 株式会社豊田自動織機 Centrifugal compressor for fuel cell
CN112302927A (en) * 2019-07-26 2021-02-02 桂龙阀门(上海)有限公司 Water pump suction diffusion filter
KR102302048B1 (en) * 2021-03-30 2021-09-15 주식회사 우승산업 How to adjust the installation angle of the impeller for the submersible pump
KR102519317B1 (en) * 2021-05-04 2023-04-10 한국생산기술연구원 Design method of impeller for pump using airfoil shape, impeller and pump by the method
KR102519320B1 (en) * 2021-07-16 2023-04-10 한국생산기술연구원 Design method of impeller for axial flow pump that satisfies design specifications and performance by meridian shape design, impeller and pump by the method
KR102519323B1 (en) * 2021-07-16 2023-04-10 한국생산기술연구원 Design method of impeller for axial flow pump with blade angle distribution design to improve hydraulic performance at various specific speeds, impeller and pump by the method
KR102623889B1 (en) * 2021-12-17 2024-01-11 한국생산기술연구원 Axial flow pump impeller design method using meridional shape design and blade angle distribution design to satisfy design specifications of high flow rate and high head, impeller and pump by the method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1409714A (en) * 1971-10-16 1975-10-15 Rolls Royce Rotary impeller pumps
EP0874161A1 (en) * 1997-04-25 1998-10-28 KSB Aktiengesellschaft Centrifugal pump

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3299821A (en) * 1964-08-21 1967-01-24 Sundstrand Corp Pump inducer
US3522997A (en) * 1968-07-01 1970-08-04 Rylewski Eugeniusz Inducer
US3442220A (en) * 1968-08-06 1969-05-06 Rolls Royce Rotary pump
JPS60164698A (en) 1984-02-08 1985-08-27 Hitachi Ltd Fan
JPS60164698U (en) * 1984-04-11 1985-11-01 株式会社日立製作所 Inducer
CN86204176U (en) * 1986-06-16 1987-06-10 中国石化销售公司山西省石油公司 Multistage horizontal centrifugal pump with induced wheel
JP2592874B2 (en) 1987-12-29 1997-03-19 株式会社酉島製作所 Flat plate linear inducer for pump
EP1073847B1 (en) * 1998-04-24 2003-03-26 Ebara Corporation Mixed flow pump
JP2000314390A (en) 1999-05-07 2000-11-14 Matsushita Electric Ind Co Ltd Pump
US6435829B1 (en) * 2000-02-03 2002-08-20 The Boeing Company High suction performance and low cost inducer design blade geometry

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1409714A (en) * 1971-10-16 1975-10-15 Rolls Royce Rotary impeller pumps
EP0874161A1 (en) * 1997-04-25 1998-10-28 KSB Aktiengesellschaft Centrifugal pump

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2004007970A1 *

Also Published As

Publication number Publication date
EP1536143A1 (en) 2005-06-01
US7207767B2 (en) 2007-04-24
CN1682034A (en) 2005-10-12
EP1536143B1 (en) 2015-06-24
CN100338366C (en) 2007-09-19
US20060110245A1 (en) 2006-05-25
WO2004007970A1 (en) 2004-01-22
JP4436248B2 (en) 2010-03-24
JPWO2004007970A1 (en) 2005-11-10
AU2003244214A1 (en) 2004-02-02

Similar Documents

Publication Publication Date Title
EP1536143A4 (en) Inducer, and inducer-equipped pump
HK1169695A1 (en) Pump
GB0209904D0 (en) Pump
AU2003247137A8 (en) Syringe pump
GB0103576D0 (en) Pump
EP1561949A4 (en) Syringe pump
GB0326534D0 (en) Pump insert and assembly
EP1469202A4 (en) Multistage pump
AU151612S (en) Infusion pump
AU151697S (en) Infusion pump
EP1469204A4 (en) Impeller
GB0223516D0 (en) Pump
GB2371230B (en) Pumps
AU151613S (en) Infusion pump
GB0112784D0 (en) Pump
GB2395984B (en) Pump
GB0203615D0 (en) Pump assembly
AU148164S (en) Pump
GB0203613D0 (en) Pump assembly
GB0226529D0 (en) Pump
GB2393161B (en) Pump
GB0311903D0 (en) An improved fluid pump
AU152260S (en) Pump
ZA200209154B (en) Pumps.
PL353974A1 (en) Rotodynamic pump

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20050104

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL LT LV MK

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20101103

17Q First examination report despatched

Effective date: 20110429

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

INTG Intention to grant announced

Effective date: 20150108

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 733035

Country of ref document: AT

Kind code of ref document: T

Effective date: 20150715

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 60347742

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150624

REG Reference to a national code

Ref country code: AT

Ref legal event code: MK05

Ref document number: 733035

Country of ref document: AT

Kind code of ref document: T

Effective date: 20150624

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150924

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150925

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20150624

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150624

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150624

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150624

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150624

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20151026

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150624

Ref country code: RO

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20150624

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 60347742

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150624

REG Reference to a national code

Ref country code: IE

Ref legal event code: MM4A

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20150731

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20150731

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150624

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 14

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20150924

26N No opposition filed

Effective date: 20160329

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20150924

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20150707

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150624

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150624

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO

Effective date: 20030707

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150624

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150624

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150624

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 15

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20150624

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20150707

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 16

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: IT

Payment date: 20220613

Year of fee payment: 20

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20220609

Year of fee payment: 20

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20220531

Year of fee payment: 20

P01 Opt-out of the competence of the unified patent court (upc) registered

Effective date: 20230517

REG Reference to a national code

Ref country code: DE

Ref legal event code: R071

Ref document number: 60347742

Country of ref document: DE